Base | Representation |
---|---|
bin | 10001010101110110110010 |
3 | 22112221220021 |
4 | 101111312302 |
5 | 2130432340 |
6 | 241234054 |
7 | 53432362 |
oct | 21256662 |
9 | 8487807 |
10 | 4545970 |
11 | 2625500 |
12 | 163292a |
13 | c32230 |
14 | 8649a2 |
15 | 5ebe4a |
hex | 455db2 |
4545970 has 72 divisors (see below), whose sum is σ = 10289412. Its totient is φ = 1436160.
The previous prime is 4545967. The next prime is 4545977. The reversal of 4545970 is 795454.
It can be written as a sum of positive squares in 6 ways, for example, as 2405601 + 2140369 = 1551^2 + 1463^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (4545977) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 267402 + ... + 267418.
Almost surely, 24545970 is an apocalyptic number.
4545970 is an abundant number, since it is smaller than the sum of its proper divisors (5743442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4545970 is a wasteful number, since it uses less digits than its factorization.
4545970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76 (or 48 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 4545970 is about 2132.1280449354. The cubic root of 4545970 is about 165.6566425837.
The spelling of 4545970 in words is "four million, five hundred forty-five thousand, nine hundred seventy".
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